Conclusion

Throughout this book, you have looked at some key concepts in blockchain and Ethereum and learned how the Ethereum blockchain and cryptocurrency work. Through the examples that were given in each chapter, you also learned how to develop smart contracts and decentralized applications (DApps) step by step, as well as launch your own cryptocurrency. Starting as an innovative solution for solving electronic payment issues, blockchain has been quickly established as a new technology foundation for transforming the entire banking, finance, and payment industry. It is such a disruptive technology that almost all sectors have started to feel its impact. It is like a replay of the internet technology. Traditional business models and business processes are under tight scrutiny, and new business models have started to emerge. We are starting to see a parallel universe being built...